$338 Cheap Flights from Boston (BOS) to Lyon (LYS)

Boston (BOS) to Lyon (LYS) at a glance

Embark on an exciting journey from Boston (BOS) to Lyon (LYS) with a variety of airlines offering international long-haul flights. Compare choices between full-service and budget carriers to find the best itinerary that aligns with your budget, schedule, and travel preferences as you discover Lyon's iconic sights and charming neighborhoods. Get essential information on flights from Logan International Airport (BOS) to Saint-Exupery Airport (LYS).

• Fastest flight duration: around 8h 30m in-flight, plus roughly 2 hours layover with one stop
• Route distance: roughly 3,600 miles (5,790 km)
• Flights per week: around 8 departures on average
• Typical fares (one-way): economy tickets often range from $225–$750, depending on seasonality and how far ahead you book

Flights from Logan International Airport (BOS) to Saint-Exupery Airport (LYS)

Based on the latest traveler bookings, here are the top airlines favored for flights from Boston to Lyon, often preferred for their one-stop services. Common layover points include Pierre Elliott Trudeau International Airport, YUL (approximately 1 hour and 15 minutes), Franz Josef Strauss International Airport, MUC (around 1 hour and 15 minutes), and Heathrow Airport, LHR (about 3 hours and 30 minutes). These options provide you with the flexibility to balance ticket prices, total travel times, and cabin classes to create your ideal itinerary.

• Air Canada: This full-service airline provides one-stop flights, with one-way prices generally between $230 and $760. It represents about 22% of departures on this route, featuring an in-flight duration of 8 hours and 30 minutes, and a total travel time of approximately 10 hours and 30 minutes, including layover.
• United: Another full-service option, United offers one-stop service with one-way fares typically from $225 to $790. It makes up around 15% of the departures on this route, with a flying time of 8 hours and 30 minutes and a total journey time of about 10 hours and 30 minutes, factoring in the layover.
• Delta: Delta also provides full-service, one-stop flights, with one-way ticket prices ranging from $240 to $610. Approximately 12% of the departures on this route are by Delta, featuring an in-flight duration of 8 hours and 30 minutes and a total travel time close to 10 hours and 30 minutes, including layover time.
• British Airways: Offering full-service, British Airways provides one-stop flights with one-way fares usually between $225 and $630. It represents about 11% of departures on this route, with an in-flight time of 8 hours and 30 minutes and an overall journey time of around 10 hours and 30 minutes, including layover.
• Aer Lingus: This full-service carrier features one-stop flights, with one-way fares typically ranging from $320 to $620. Aer Lingus accounts for about 10% of departures on this route, boasting an in-flight duration of 8 hours and 30 minutes and a total journey time of roughly 10 hours and 30 minutes, including layover.

Best time to fly from Boston (BOS) to Lyon (LYS)

The most popular months for travelers flying from Boston to Lyon are January, February, and March, when peak temperatures in Lyon reach up to 45.7°F in March. If you prefer quieter travel, consider October, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 55.2°F. For better deals, November usually offers the lowest average one-way fare around $241. Flight availability peaks in December, with approximately 11 flights per week, making it easier to find convenient departure times.

• Cheapest time to fly: November usually offers good deals with average one-way fare around $241, roughly 50% cheaper than the yearly average.
• Most flight options: December has the highest number of flights from Boston to Lyon, with approximately 11 flights per week, giving you more flexibility in scheduling your trip.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Boston (BOS) to Lyon (LYS)

• Boston to Lyon (BOS-LYN): Lyon Bron Airport (LYN) is located approximately 7 miles from Saint-Exupery Airport (LYS).
• Boston to Grenoble (BOS-GNB): Grenoble - Isere Airport (GNB) lies about 28 miles from Saint-Exupery Airport (LYS).
• Boston to Chambery (BOS-CMF): Chambery - Savoie Airport (CMF) is roughly 40 miles from Saint-Exupery Airport (LYS).

How to find the best prices for flights from Boston (BOS) to Lyon (LYS)

Getting some of the best deals on flights from Boston to Lyon is all about timing and flexibility. Here are some key tips to help you save:

1. Best times to book and fly: cheaper fares are usually available when booking at least two months in advance, although most travelers tend to book between two and eight weeks ahead. Departures in the evening (6 PM to 12 AM) are often less expensive and are the most popular flight times, while flying on Monday typically offers lower prices, even though Friday is the most sought-after travel day.
2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Saint-Exupery Airport from Logan International Airport

Lyon welcomes travelers from Boston with a range of transport options based on price, convenience, and proximity. Lyon city center is approximately a 30-minute drive (covering about 21 miles) from Saint-Exupery Airport, depending on traffic. Here's how to reach Lyon efficiently:

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Lyon, with private rides that can be arranged in advance.
• Car rental: Renting a car from Saint-Exupery Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Saint-Exupery Airport on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
• Public transportation: From Saint-Exupery Airport, Lyon-Saint-Exupéry TGV Station, a train station, is located about 0.2 miles away on foot, while Meyzieu - Gare Tram Stop, a metro station, is situated approximately 7.1 miles away by car.

Boston to Lyon Flights

The cheapest times to fly from Boston to Lyon

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Lyon are during the month of April. You can find some of the cheapest flights from Boston to Lyon with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Boston to Lyon

Sunday is one of the best days to book for cheap flights from Boston to Lyon: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Boston to Lyon

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Lyon in 2026. You can also book with separate airlines for your outbound and return journeys, from $338 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Lyon flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Lyon airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.